67787139

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{3631}}^1$

素因数の和:3775

約数の個数: 24

約数和(自身を含む): 105996288

約数和(自身を除く): 38209149

約数列:

[1, 3, 7, 21, 49, 127, 147, 381, 889, 2667, 3631, 6223, 10893, 18669, 25417, 76251, 177919, 461137, 533757, 1383411, 3227959, 9683877, 22595713, 67787139]

約数ペア:

[(1, 67787139), (3, 22595713), (7, 9683877), (21, 3227959), (49, 1383411), (127, 533757), (147, 461137), (381, 177919), (889, 76251), (2667, 25417), (3631, 18669), (6223, 10893)]